CN1577158A - Developer supply device and container for holding developer - Google Patents
Developer supply device and container for holding developer Download PDFInfo
- Publication number
- CN1577158A CN1577158A CN 200410049071 CN200410049071A CN1577158A CN 1577158 A CN1577158 A CN 1577158A CN 200410049071 CN200410049071 CN 200410049071 CN 200410049071 A CN200410049071 A CN 200410049071A CN 1577158 A CN1577158 A CN 1577158A
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- unitor
- developer
- exhaust passage
- supply device
- guiding walls
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Abstract
The device is provided with a toner bottle 1 storing toner, the coupling 4 retaining the toner bottle 1 by having the side of an end part of it inserted and replenishing from the side of the end part by having the toner bottle 1 rotated by its rotation and an exhausting means 16 which is provided on the coupling 4, guiding and exhausting the air inside the coupling 4, compressed due to the insertion of the toner bottle 1, in a specified direction.
Description
Technical field
For example the present invention relates to developer supply device and developer harvesting container to the developing apparatus supply toner of electrophotographic copier.
Background technology
In this developer supply device, in the tubular unitor, insert and keep the leading section of toner bottle, the rotation by unitor is rotated toner bottle, thereby to developing apparatus supply toner.
On the perisporium of the leading section of toner bottle, be provided with escape hole, on the surrounding wall portion of unitor, be provided with the toner supply mouth.If the leading section of toner bottle is inserted in the unitor, then the toner supply mouth of its escape hole and unitor is oppositely arranged.
When the supply toner, the rotation by unitor is rotated toner bottle, makes its escape hole and toner supply mouth be positioned at the bottom, thereby makes the interior toner of toner bottle through escape hole, fallen and be replenished in the developing apparatus by the toner supply mouth.
But if the leading section of toner bottle is inserted in the unitor, then air is compressed in unitor, and toner flies up in unitor.Therefore, worry described toner can front end outer peripheral face along unforeseeable direction from unitor inner peripheral surface and toner bottle between very little space ejection so that toner bottle user's the hand of making dirty.
Therefore, for example, as the spy opens disclosed in the 2000-214670 communique, developed such technology, that is, between unitor and toner bottle, encapsulant has been set, by described encapsulant expansion between is sealed, to prevent the diffusion of toner.But the problem of Cun Zaiing was in the past: the parts that must adopt encapsulant and described encapsulant is expanded, therefore, and complex structure, cost improves.
Summary of the invention
The present invention be directed to that the problems referred to above propose, its purpose is to provide a kind of developer supply device, when inserting developer collecting deposit container in unitor, can not be ejected in the developer that flies up in the unitor along unforeseeable direction.
According to developer supply device of the present invention, be furnished with: the developer harvesting container of harvesting developer; Insert and keep this developer harvesting container leading section, by rotation make aforementioned developer harvesting container rotation and from its leading section to by the unitor of supply portion filling developer; Be arranged on the air of insertion in prescribed direction guides compressed aforementioned unitor and the exhaust gear that carries out exhaust of receiving and keeping container on this unitor, according to aforementioned developer.
Description of drawings
Fig. 1 is the outward appearance skeleton view of the toner supply device of demonstration one embodiment of the invention.
Fig. 2 is the outboard profile shown in the part back of cutting described toner supply device.
Fig. 3 is a sectional view, and it has shown the state of discharging toner in the unitor of described toner supply device.
Fig. 4 is a skeleton view, and it has shown the state of discharging toner in the unitor of described toner supply device.
Fig. 5 is the outboard profile shown in the toner supply device of partly cut-away's another embodiment of the present invention.
Fig. 6 is a sectional view, and it has shown the state of discharging toner in the unitor of described toner supply device.
Embodiment
Below, the present invention is described in detail with reference to embodiment shown in the drawings.
Fig. 1 is a skeleton view, and it has shown the toner supply device as the developer supply device of one embodiment of the invention, and Fig. 2 is the outboard profile shown in behind this device for supplying of partly cut-away.
Described toner supply device has the toner bottle 1 as developer harvesting container, and it is used to hold the toner as developer, and the leading section of described toner bottle 1 links to each other with drive unit 2 and is driven in rotation.
Drive unit 2 be provided with the front end end cover 3 that inserts toner bottle 1 and with its tubular unitor 4 that can free contact separation ground be connected.Periphery wall portion at unitor 4 is equipped with toner supply mouth 4a, is equipped with the relative escape hole 3a with described toner supply mouth 4a on the front end end cover 3 of toner bottle 1.
Unitor 4 is in assigned position when inserting toner bottle 1,, be in the superposed state of toner supply mouth 4a that is.At this assigned position place, toner bottle 1 is inserted in the unitor 4, so that its escape hole 3a is relative with toner supply mouth 4a.
At the outstanding connector main body 4b that is provided with of the end face central authorities of unitor 4, inner circumferential surface forms polygonal shape.In the connector main body 4b of described unitor 4, insert and be connected to form the axial region 6a of unitor gear 6 polygonal shapes, so that the rotating force of unitor gear 6 can be passed to unitor 4.Make belt pulley 7 and 6 engagements of unitor gear, CD-ROM drive motor 9 is connected with belt pulley 7 by belt 8.
Below unitor 4, be provided with spiral conveyer 11.Spiral conveyer 11 links to each other with belt pulley 7 by gear row (not shown) and driven wheel 12 and is rotated driving.
When the supply toner, under the state that the front end end cover 3 with toner bottle 1 inserts in the unitor 4, drive CD-ROM drive motor 9.Thus, unitor 4 is rotated, thereby toner bottle 1 is rotated by belt 8, belt pulley 7, unitor gear 6.When the toner supply mouth 4a that makes unitor 4 by described rotation arrives the bottom, the toner in the toner bottle 1 by escape hole 3a and toner supply mouth 4a, rely on the weight of self to fall.
At this moment, the rotating force that is listed as belt pulley 7 by driven wheel 12 and gear is passed to spiral conveyer 11, thereby spiral conveyer 11 is rotated.The toner that falls from toner supply mouth 4a is transferred and is replenished in the developer from escape hole 13 by the rotation of spiral conveyer 11.
Below, the structure of unitor 4 recited above is described.
Fig. 3 is for showing the side sectional view of unitor 4, and Fig. 4 is its skeleton view.
On unitor 4, be provided with the exhaust apparatus 16 of discharging the air in the unitor 4 with prescribed direction.
That is, in unitor 4, leave certain intervals ground be provided as the internal perisporium 17 of guiding walls with being integral, between the outer peripheral face of described internal perisporium 17 and unitor 4 inner peripheral surfaces, form exhaust passage 19 along inner circumferential surface.On inwall face 17, run through to be provided with and make the connected entrance 20 that is communicated with exhaust passage 19 in the unitor 4.End plate 21 sides at unitor 4 form the exhausr port 22 that makes exhaust passage 19 lead to the outside.
With respect to the unitor 4 that constitutes thus, so that the state of front end end cover 3 close attachment of toner bottle 1 on internal perisporium portion 17 inside surfaces of unitor 4 inserts toner bottle 1.When inserting, the air in the unitor 4 is pressed into by the front end end cover 3 of toner bottle 1, and as shown by arrows, discharge to exhaust passage 19 from the connected entrance 20 of internal perisporium portion 17.After the air of being sent along exhaust passage 19 guiding, it is drained into the outside from exhausr port 22.
As mentioned above, owing to discharge by the insertion of toner bottle 1 compressed air in unitor 4 with prescribed direction (direction opposite) with the user of toner bottle, therefore, needn't adopt complicated in the past structure, just can avoid being injected in toner bottle 1 user on hand from the toner that unitor 4 spills.
Fig. 5 is for showing the accompanying drawing of another embodiment of the present invention.
The part identical with the part that illustrates among the described embodiment in the above adopted identical label, and omitted the explanation to them.
In this embodiment, on unitor 4, can be provided with piston 25 with being free to slide.The inwall 25a of piston 25 is inserted in the exhaust passage 19 of unitor 4.Central authorities in piston 25 are provided with axial region 26, and described axial region 26 can be inserted in the mouth main body 4b that is formed on unitor 4 end face central portions with being free to slide.
In the unitor 4 that constitutes thus, as shown in Figure 5,, piston 25 is moved along press direction if insert the front end end cover 3 of toner bottle 1 and with the axial region 26 of its top end face pushing piston 25.By moving of described piston 25, the air in the unitor 4 are inhaled into the toner that flies up in unitor 4 and 19 it are guided along the exhaust passage.As shown in Figure 6, interior by front end end cover 3 being inserted unitor 4 until at last, discharge described air with this from exhausr port 22.
According to present embodiment,, therefore, can further guarantee with the air in prescribed direction (direction opposite) guiding and the discharge unitor 4 with the user of toner bottle owing to pass through the mobile generation attractive force of piston 25.
In the present embodiment because piston 25 moves with the direction with respect to the end face of unitor 4 advance and retreat, therefore, embodiment that needn't be as described above like that, be provided for rotating the drive unit 2 of unitor 4 at the end face of unitor 4.
Therefore, in the present embodiment, drive unit 2 is set so that unitor 4 rotates at the outer peripheral face of unitor 4.
The present invention should not be limited to embodiment recited above, also can collection box or filtrator be set in peristome 22 sides of unitor 4, catches the toner of being discharged by the peristome 22 of unitor 4 by the collection box recovery or by filtrator.
Therefore, not only can prevent toner to inner the dispersing of device, but also can prevent the pollution of locking apparatus inside.
In addition, self-evident, the present invention can adopt multiple form of implementation in the scope of its thought.
The present invention inserts in the unitor and the machine of filling developer applicable to the top ends of developer being received and kept container equally.
Claims (7)
1. developer supply device is provided with:
The developer harvesting container of harvesting developer;
Unitor, this unitor are used to insert and keep the leading section of described developer harvesting container, and by rotation aforementioned developer-accommodating vessel are rotated, from described leading section with developer supply to by supply portion;
Exhaust apparatus, it is arranged in the described unitor, and guides according to the air in the compressed described unitor of insertion of described developer harvesting container with prescribed direction, and it is drained into the outside.
2. developer supply device according to claim 1, wherein: described exhaust apparatus is to the direction of insertion guiding of described developer harvesting container and discharge air in the described unitor.
3. developer supply device according to claim 1, wherein, described exhaust apparatus has:
Guiding walls, this guiding walls is provided with along the inner peripheral surface portion of described unitor, and forms the exhaust passage between itself and this inner peripheral surface portion;
Intercommunicating pore, it is arranged on the described guiding walls, and is communicated with the inside and the described exhaust passage of described unitor;
Be arranged on the end face of described unitor and make described exhaust passage lead to outside peristome.
4. developer supply device according to claim 3, wherein, described exhaust passage forms along the direction of insertion of described developer harvesting container.
5. developer supply device according to claim 3, wherein, in described unitor, the piston with piston rod can be set freely with coming in and going out, push described piston rod by insertion according to described developer harvesting container, along the direction of stretching out described piston is moved with this from described unitor, thereby attract the air in the described unitor, discharge described air from described peristome by described exhaust passage.
6. a developer is received and kept container, under closely contacting the state of inner peripheral surface of guiding walls, inserts in the unitor leading section, described unitor have and inner peripheral surface between form the guiding walls of exhaust passage, be arranged on the intercommunicating pore on the described guiding walls, with make described exhaust passage and lead to outside peristome, compress air in the described unitor according to described insertion, by the exhaust passage in the described unitor, along the described compressed air of direction guiding of regulation so that its from described peristome row to the outside.
7. a developer is received and kept container, under closely contacting the state of inner peripheral surface of guiding walls, inserts in the unitor leading section, described unitor have and inner peripheral surface between form the exhaust passage guiding walls, be arranged on the intercommunicating pore on the described guiding walls and make described exhaust passage lead to outside peristome, compress air in the described unitor according to described insertion, the direction of stretching out from described unitor with the edge moves piston, thereby guides described compressed air so that it is arranged to the outside from described peristome.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003203833A JP4256731B2 (en) | 2003-07-30 | 2003-07-30 | Developer supply device |
| JP203833/2003 | 2003-07-30 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1577158A true CN1577158A (en) | 2005-02-09 |
| CN100346239C CN100346239C (en) | 2007-10-31 |
Family
ID=34263049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100490717A Expired - Fee Related CN100346239C (en) | 2003-07-30 | 2004-06-11 | Developer supply device and container for holding developer |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4256731B2 (en) |
| CN (1) | CN100346239C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101446792B (en) * | 2007-11-26 | 2011-08-31 | 株式会社理光 | Development device, process cartridge, and image forming apparatus |
| CN102378941A (en) * | 2009-03-30 | 2012-03-14 | 佳能株式会社 | Developer replenishing container and developer replenishing system |
| US9229368B2 (en) | 2009-03-30 | 2016-01-05 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system having pump operated developer discharge |
| CN108594610A (en) * | 2011-06-06 | 2018-09-28 | 佳能株式会社 | Developer supply case and developer supply system |
| CN112313584A (en) * | 2018-08-30 | 2021-02-02 | 惠普发展公司，有限责任合伙企业 | Plunger locking structure in syringe type toner refill cartridge |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5250932B2 (en) * | 2006-01-10 | 2013-07-31 | 株式会社リコー | Powder container, toner container, image forming apparatus |
| CN2916706Y (en) * | 2006-06-03 | 2007-06-27 | 珠海天威技术开发有限公司 | Carbon powder bottle |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3417223B2 (en) * | 1996-08-07 | 2003-06-16 | ミノルタ株式会社 | Toner supply device and toner bottle |
| JPH11327270A (en) * | 1998-05-12 | 1999-11-26 | Minolta Co Ltd | Developer replenishing device |
| JP2000214670A (en) * | 1999-01-25 | 2000-08-04 | Minolta Co Ltd | Toner supply device and toner bottle |
| JP3476010B2 (en) * | 2000-10-13 | 2003-12-10 | 日本電気株式会社 | Toner container |
-
2003
- 2003-07-30 JP JP2003203833A patent/JP4256731B2/en not_active Expired - Fee Related
-
2004
- 2004-06-11 CN CNB2004100490717A patent/CN100346239C/en not_active Expired - Fee Related
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101446792B (en) * | 2007-11-26 | 2011-08-31 | 株式会社理光 | Development device, process cartridge, and image forming apparatus |
| US9229368B2 (en) | 2009-03-30 | 2016-01-05 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system having pump operated developer discharge |
| US10191412B2 (en) | 2009-03-30 | 2019-01-29 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system having pump operated developer discharge |
| CN102378941B (en) * | 2009-03-30 | 2014-03-12 | 佳能株式会社 | Developer replenishing container and developer replenishing system |
| US11656560B2 (en) | 2009-03-30 | 2023-05-23 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| US9354551B2 (en) | 2009-03-30 | 2016-05-31 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| US9354550B2 (en) | 2009-03-30 | 2016-05-31 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| US8565649B2 (en) | 2009-03-30 | 2013-10-22 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| CN102378941A (en) * | 2009-03-30 | 2012-03-14 | 佳能株式会社 | Developer replenishing container and developer replenishing system |
| US9753402B2 (en) | 2009-03-30 | 2017-09-05 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| US10203631B2 (en) | 2009-03-30 | 2019-02-12 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| US10754276B2 (en) | 2009-03-30 | 2020-08-25 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| US12092972B2 (en) | 2009-03-30 | 2024-09-17 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| US10948849B2 (en) | 2009-03-30 | 2021-03-16 | Canon Kabushiki Kaisha | Developer supply container |
| US11188009B2 (en) | 2009-03-30 | 2021-11-30 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| US11487221B2 (en) | 2009-03-30 | 2022-11-01 | Canon Kabushiki Kaisha | Developer supply container and developer supplying system |
| CN108594610A (en) * | 2011-06-06 | 2018-09-28 | 佳能株式会社 | Developer supply case and developer supply system |
| CN112313584B (en) * | 2018-08-30 | 2023-08-04 | 惠普发展公司，有限责任合伙企业 | Plunger locking structure in syringe type toner refill cartridge |
| CN112313584A (en) * | 2018-08-30 | 2021-02-02 | 惠普发展公司，有限责任合伙企业 | Plunger locking structure in syringe type toner refill cartridge |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2005049448A (en) | 2005-02-24 |
| JP4256731B2 (en) | 2009-04-22 |
| CN100346239C (en) | 2007-10-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071031 Termination date: 20130611 |